Horn flies on cattle
Subtitle: how to control them.
Edition: [Rev.
Series: United States. Dept. of Agriculture. Leaflet ;; no. 388; Leaflet (United States. Dept. of Agriculture) ;; no. 388.
Publisher: U.S. Dept. of Agriculture; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.]
Published: 1969
Place of publication: Washington]
Language: eng
Subjects: Horn fly -- Control.